BrainPlayTower of Hanoi
Move the whole tower one disc at a time — bigger never sits on smaller.
Lights Out
Every tap flips a light and its neighbours — switch the whole board off.
Lights Out — FAQ
Is Lights Out free to play?
Yes — Lights Out is completely free on BrainPlay. It runs in your browser with no download, no sign-up and no paywall.
Can I play Lights Out on my phone?
Yes. Lights Out is touch-optimized and works on phones, tablets and desktops. Your best results are saved automatically on your device.
What skills does Lights Out train?
Lights Out primarily exercises planning and step-by-step reasoning. Short daily sessions are the most effective way to improve.